Raspberry Pi Configurate steps: Open ClawsMail Edit your info (if you didn't used it before it comes up with this) Attach:YourInfo.png Imap Settings Attach:ServerSetting.png Smtp Settings Attach:SendSettings.png Accept SSL Attach:AcceptSSL.png Go to preferences and click on current account Attach:Preferences.png Change the port settings else it wont work Attach:portssettings.png And you are done